Senior C#/.NET Developer

Role: Senior C#/.NET Developer Location: Toronto, ON (Hybrid- 3/4 days onsite) Required Qualifications: Overall 6+ years of hands on experience in below skillsMUST Have skills - C# Developer: C#, .net experience, Server-side development, REST APIs, Middleware integration,Nice To have Skills- Relational databases, MongoDB, Redis. Roles & Responsibilities Design, develop, and maintain server-side components using C# and .NET (Core/Framework) following clean architecture and SOLID principles.Build and maintain RESTful APIs (design, versioning, pagination, error handling, and documentation) and ensure secure authentication/authorization.Develop middleware and integration components to connect internal services with external systems (message formats, adapters, routing, transformation, and orchestration).Implement and consume integrations using common patterns (sync/async), ensuring resiliency (timeouts, retries, circuit breakers) and observability (logging, tracing, metrics).Write unit/integration tests and support automated CI/CD pipelines; ensure code quality through reviews and static analysis.Troubleshoot production issues, perform root-cause analysis, and deliver performance/reliability improvements.Collaborate with product owners, architects, and QA to refine requirements, estimate work, and deliver features within sprint timelines.Produce and maintain technical documentation for APIs, integrations, configuration, and runbooks. We are an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, sexual orientation, or gender identity), national origin, citizenship status, age, disability, genetic information, protected veteran status, or any other characteristic protected by applicable law. https://www.e-verify.gov/sites/default/files/everify/posters/IER_RighttoWorkPoster.pdf